Finding the Third Proportional to 116,395.50 and 248,055

Step by Step Solution

1. Step 1: Write the proportion equation
   116,395.50 : 248,055 = 248,055 : x
2. Step 2: Convert to fraction form
   116,395.50/248,055 = 248,055/x
3. Step 3: Cross multiply
   116,395.50x = 248,055 × 248,055
4. Step 4: Simplify right side
   116,395.50x = 61,531,283,025
5. Step 5: Solve for x
   x = 61,531,283,025/116,395.50
6. Step 6: Final answer
   x = 528,639.71